// (C) 2007-2019 GoodData Corporation
import { IUser } from "../../model/User";
import { get, first, partial } from "lodash";
import { ensureItems, ensureIdentifier } from "../helpers/objects";
import { objectUri, profileUri } from "../../route/routes";
import { IProject, getProjectId } from "../../model/Project";
import { webalize } from "../../utils/string";
import { IKpiAlert } from "../../model/KpiAlert";
import { ISchemaKpiAlert } from "../model/SchemaKpiAlert";

import { ISchema } from "../model/Schema";
import { createUsers } from "./UserBuilder";
import { createProject } from "./ProjectBuilder";

const createKpiAlertIdentifier = (kpiAlert: ISchemaKpiAlert) =>
    `alert.${webalize(kpiAlert.kpiId)}.${webalize(kpiAlert.dashboardId)}`;

function createKpiAlert(project: IProject, users: IUser[], kpiAlert: ISchemaKpiAlert): IKpiAlert {
    const author = profileUri(kpiAlert.author || first(users).identifier);
    const dashboardUri = objectUri(getProjectId(project), kpiAlert.dashboardId);
    const projectId = getProjectId(project);
    const identifier = ensureIdentifier(kpiAlert, createKpiAlertIdentifier(kpiAlert));
    const filterContextTitle: string = get(kpiAlert, "filterContext.title");
    const { kpiId, threshold, isTriggered, whenTriggered } = kpiAlert;
    return {
        content: {
            kpi: objectUri(projectId, kpiId),
            dashboard: dashboardUri,
            threshold,
            isTriggered,
            whenTriggered,
            filterContext: filterContextTitle ? objectUri(projectId, webalize(filterContextTitle)) : "",
        },
        meta: {
            author,
            category: "kpiAlert",
            identifier,
            title: "kpi alert",
            uri: objectUri(projectId, identifier),
        },
    };
}

export function createKpiAlerts(schema: ISchema): IKpiAlert[] {
    const project = createProject(schema);
    const users = createUsers(schema);

    return ensureItems(schema.kpiAlerts).map(partial(createKpiAlert, project, users));
}